diff options
Diffstat (limited to 'src/scaladoc/scala/tools/nsc/doc/ScaladocAnalyzer.scala')
-rw-r--r-- | src/scaladoc/scala/tools/nsc/doc/ScaladocAnalyzer.scala | 119 |
1 files changed, 73 insertions, 46 deletions
diff --git a/src/scaladoc/scala/tools/nsc/doc/ScaladocAnalyzer.scala b/src/scaladoc/scala/tools/nsc/doc/ScaladocAnalyzer.scala index 8ea8c4deff..2152ce234a 100644 --- a/src/scaladoc/scala/tools/nsc/doc/ScaladocAnalyzer.scala +++ b/src/scaladoc/scala/tools/nsc/doc/ScaladocAnalyzer.scala @@ -101,52 +101,6 @@ trait ScaladocAnalyzer extends Analyzer { abstract class ScaladocSyntaxAnalyzer[G <: Global](val global: G) extends SyntaxAnalyzer { import global._ - class ScaladocJavaUnitParser(unit: CompilationUnit) extends { - override val in = new ScaladocJavaUnitScanner(unit) - } with JavaUnitParser(unit) { } - - class ScaladocJavaUnitScanner(unit: CompilationUnit) extends JavaUnitScanner(unit) { - /** buffer for the documentation comment - */ - var docBuffer: StringBuilder = null - - /** add the given character to the documentation buffer - */ - protected def putDocChar(c: Char) { - if (docBuffer ne null) docBuffer.append(c) - } - - override protected def skipComment(): Boolean = { - if (in.ch == '/') { - do { - in.next - } while ((in.ch != CR) && (in.ch != LF) && (in.ch != SU)) - true - } else if (in.ch == '*') { - docBuffer = null - in.next - val scaladoc = ("/**", "*/") - if (in.ch == '*') - docBuffer = new StringBuilder(scaladoc._1) - do { - do { - if (in.ch != '*' && in.ch != SU) { - in.next; putDocChar(in.ch) - } - } while (in.ch != '*' && in.ch != SU) - while (in.ch == '*') { - in.next; putDocChar(in.ch) - } - } while (in.ch != '/' && in.ch != SU) - if (in.ch == '/') in.next - else incompleteInputError("unclosed comment") - true - } else { - false - } - } - } - class ScaladocUnitScanner(unit0: CompilationUnit, patches0: List[BracePatch]) extends UnitScanner(unit0, patches0) { private var docBuffer: StringBuilder = null // buffer for comments (non-null while scanning) @@ -259,4 +213,77 @@ abstract class ScaladocSyntaxAnalyzer[G <: Global](val global: G) extends Syntax else trees } } + + class ScaladocJavaUnitScanner(unit: CompilationUnit) extends JavaUnitScanner(unit) { + + private val docBuffer: StringBuilder = new StringBuilder + private var inDocComment = false + private var docStart: Int = 0 + private var lastDoc: DocComment = null + + // get last doc comment + def flushDoc(): DocComment = try lastDoc finally lastDoc = null + + override protected def putCommentChar(): Unit = { + if (inDocComment) docBuffer append in.ch + in.next + } + + override protected def skipBlockComment(isDoc: Boolean): Unit = { + // condition is true when comment is entered the first time, + // i.e. immediately after "/*" and when current character is "*" + if (!inDocComment && isDoc) { + docBuffer append "/*" + docStart = currentPos.start + inDocComment = true + } + super.skipBlockComment(isDoc) + } + + override protected def skipComment(): Boolean = { + val skipped = super.skipComment() + if (skipped && inDocComment) { + val raw = docBuffer.toString + val position = Position.range(unit.source, docStart, docStart, in.cpos) + lastDoc = DocComment(raw, position) + signalParsedDocComment(raw, position) + docBuffer.setLength(0) // clear buffer + inDocComment = false + true + } else { + skipped + } + } + + } + + class ScaladocJavaUnitParser(unit: CompilationUnit) extends { + override val in = new ScaladocJavaUnitScanner(unit) + } with JavaUnitParser(unit) { + + override def joinComment(trees: => List[Tree]): List[Tree] = { + val doc = in.flushDoc() + + if ((doc ne null) && doc.raw.length > 0) { + log(s"joinComment(doc=$doc)") + val joined = trees map { t => + DocDef(doc, t) setPos { + if (t.pos.isDefined) { + val pos = doc.pos.withEnd(t.pos.end) + pos.makeTransparent + } else { + t.pos + } + } + } + joined.find(_.pos.isOpaqueRange) foreach { main => + val mains = List(main) + joined foreach { t => if (t ne main) ensureNonOverlapping(t, mains) } + } + joined + } else { + trees + } + } + } } |